see <a class="link" href="status.html#iso.1998.specific" title="Implementation Specific Behavior">C++ 1998/2003 Implementation
Specific Behavior</a>. This section only documents behaviour which
is new in the 2011 standard.
+ </p><p>
+ <span class="emphasis"><em>20.7.2.2.1 [util.smartptr.shared.const]</em></span>
+ Only <code class="classname">bad_alloc</code> (or types derived from it) will
+ be thrown.
</p><p>
<span class="emphasis"><em>20.8.9.1.3 [func.bind.place]/1</em></span> There are 29
placeholders defined and the placeholder types are
<code class="literal">CopyAssignable</code>.
+ </p><p>
+ <span class="emphasis"><em>21.2.3.2 [char.traits.specializations.char16_t]</em></span>,
+ <span class="emphasis"><em>21.2.3.3 [char.traits.specializations.char32_t]</em></span>
+ The types <code class="classname">u16streampos</code> and
+ <code class="classname">u32streampos</code> are both synonyms for
+ <code class="classname">fpos<mbstate_t></code>.
+ The function <code class="function">eof</code> returns <code class="code">int_type(-1)</code>.
+ </p><p>
+ <span class="emphasis"><em>21.2.3.2 [char.traits.specializations.char16_t]</em></span>
+ The type <code class="classname">u16streampos</code> is a synonym for
+ <code class="classname">fpos<mbstate_t></code>.
+ The function <code class="function">eof</code> returns <code class="code">int_type(-1)</code>.
+ </p><p>
+ <span class="emphasis"><em>22.4.5.1.2 [locale.time.get.virtuals]</em></span>,
+ <span class="emphasis"><em>22.4.5.3.2 [locale.time.put.virtuals]</em></span>
+ Additional supported formats should be documented here.
+ </p><p>
+ <span class="emphasis"><em> 22.4.7.1.2 [locale.messages.virtuals]</em></span>
+ The mapping should be documented here.
</p><p>
<span class="emphasis"><em>23.5.4.2 [unord.map.cnstr]</em></span>,
<span class="emphasis"><em>23.5.5.2 [unord.multimap.cnstr]</em></span>,
<span class="emphasis"><em>23.5.7.2 [unord.multiset.cnstr]</em></span>
The default minimal bucket count is 0 for the default constructors, range
constructors and initializer-list constructors.
+ </p><p>
+ <span class="emphasis"><em>25.3.12 [alg.random.shuffle]</em></span>
+ The two-argument overload of <code class="function">random_shuffle</code>
+ uses <code class="function">rand</code> as the source of randomness.
+ </p><p>
+ <span class="emphasis"><em>26.5.5 [rand.predef]</em></span>
+ The type <code class="classname">default_random_engine</code> is a synonym for
+ <code class="classname">minstd_rand0</code>.
+ </p><p>
+ <span class="emphasis"><em> 26.5.6 [rand.device] </em></span>
+ The default <code class="code">token</code> argument to the
+ <code class="classname">random_device</code> constructor is
+ <code class="literal">"default"</code>. Other valid arguments are
+ <code class="literal">"/dev/random"</code> and <code class="literal">"/dev/urandom"</code>,
+ which determine the character special file to read random bytes from.
+ The <code class="literal">"default"</code> token will read bytes from a hardware
+ RNG if available (currently this only supports the IA-32 RDRAND
+ instruction) otherwise it is equivalent to
+ <code class="literal">"/dev/urandom"</code>.
+ An exception of type <code class="classname">runtime_error</code> will be
+ thrown if a <code class="classname">random_device</code> object cannot open
+ or read from the source of random bytes.
+ </p><p>
+ <span class="emphasis"><em>26.5.8.1 [rand.dist.general]</em></span>
+ The algorithms used by the distributions should be documented here.
+ </p><p>
+ <span class="emphasis"><em>26.8 [c.math]</em></span> Whether the
+ <code class="function">rand</code> function introduces data races depends on
+ the C library as the function is not provided by libstdc++.
+ </p><p>
+ <span class="emphasis"><em>28.5.1 [re.synopt]</em></span>,
+ <span class="emphasis"><em> 28.5.2 [re.matchflag] </em></span>,
+ <span class="emphasis"><em> 28.5.3 [re.err] </em></span>
+ <code class="code">syntax_option_type</code>, <code class="code">match_flag_type</code>
+ and <code class="code">error_type</code> are unscoped enumeration types.
+ </p><p>
+ <span class="emphasis"><em>28.7 [re.traits]</em></span>
+ The <code class="literal">blank</code> character class corresponds to the
+ <code class="code">ctype_base::blank</code> mask.
</p><p>
<span class="emphasis"><em>30.2.3 [thread.req.native]/1</em></span>
<code class="classname">native_handle_type</code> and
is new in the 2011 standard.
</para>
+ <para>
+ <emphasis>20.7.2.2.1 [util.smartptr.shared.const]</emphasis>
+ Only <classname>bad_alloc</classname> (or types derived from it) will
+ be thrown.
+ </para>
+
<para>
<emphasis>20.8.9.1.3 [func.bind.place]/1</emphasis> There are 29
placeholders defined and the placeholder types are
<literal>CopyAssignable</literal>.
</para>
+ <para>
+ <emphasis>21.2.3.2 [char.traits.specializations.char16_t]</emphasis>,
+ <emphasis>21.2.3.3 [char.traits.specializations.char32_t]</emphasis>
+ The types <classname>u16streampos</classname> and
+ <classname>u32streampos</classname> are both synonyms for
+ <classname>fpos<mbstate_t></classname>.
+ The function <function>eof</function> returns <code>int_type(-1)</code>.
+ </para>
+
+ <para>
+ <emphasis>21.2.3.2 [char.traits.specializations.char16_t]</emphasis>
+ The type <classname>u16streampos</classname> is a synonym for
+ <classname>fpos<mbstate_t></classname>.
+ The function <function>eof</function> returns <code>int_type(-1)</code>.
+ </para>
+
+ <para>
+ <emphasis>22.4.5.1.2 [locale.time.get.virtuals]</emphasis>,
+ <emphasis>22.4.5.3.2 [locale.time.put.virtuals]</emphasis>
+ Additional supported formats should be documented here.
+ </para>
+
+ <para>
+ <emphasis> 22.4.7.1.2 [locale.messages.virtuals]</emphasis>
+ The mapping should be documented here.
+ </para>
+
<para>
<emphasis>23.5.4.2 [unord.map.cnstr]</emphasis>,
<emphasis>23.5.5.2 [unord.multimap.cnstr]</emphasis>,
constructors and initializer-list constructors.
</para>
+ <para>
+ <emphasis>25.3.12 [alg.random.shuffle]</emphasis>
+ The two-argument overload of <function>random_shuffle</function>
+ uses <function>rand</function> as the source of randomness.
+ </para>
+
+ <para>
+ <emphasis>26.5.5 [rand.predef]</emphasis>
+ The type <classname>default_random_engine</classname> is a synonym for
+ <classname>minstd_rand0</classname>.
+ </para>
+
+ <para>
+ <emphasis> 26.5.6 [rand.device] </emphasis>
+ The default <code>token</code> argument to the
+ <classname>random_device</classname> constructor is
+ <literal>"default"</literal>. Other valid arguments are
+ <literal>"/dev/random"</literal> and <literal>"/dev/urandom"</literal>,
+ which determine the character special file to read random bytes from.
+ The <literal>"default"</literal> token will read bytes from a hardware
+ RNG if available (currently this only supports the IA-32 RDRAND
+ instruction) otherwise it is equivalent to
+ <literal>"/dev/urandom"</literal>.
+ An exception of type <classname>runtime_error</classname> will be
+ thrown if a <classname>random_device</classname> object cannot open
+ or read from the source of random bytes.
+ </para>
+
+ <para>
+ <emphasis>26.5.8.1 [rand.dist.general]</emphasis>
+ The algorithms used by the distributions should be documented here.
+ </para>
+
+ <para>
+ <emphasis>26.8 [c.math]</emphasis> Whether the
+ <function>rand</function> function introduces data races depends on
+ the C library as the function is not provided by libstdc++.
+ </para>
+
+ <para>
+ <emphasis>28.5.1 [re.synopt]</emphasis>,
+ <emphasis> 28.5.2 [re.matchflag] </emphasis>,
+ <emphasis> 28.5.3 [re.err] </emphasis>
+ <code>syntax_option_type</code>, <code>match_flag_type</code>
+ and <code>error_type</code> are unscoped enumeration types.
+ </para>
+
+ <para>
+ <emphasis>28.7 [re.traits]</emphasis>
+ The <literal>blank</literal> character class corresponds to the
+ <code>ctype_base::blank</code> mask.
+ </para>
+
<para>
<emphasis>30.2.3 [thread.req.native]/1</emphasis>
<classname>native_handle_type</classname> and
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